EP1731633A4 - Extremely fine polylactic acid fiber, fibrous structure and process for producing these - Google Patents
Extremely fine polylactic acid fiber, fibrous structure and process for producing theseInfo
- Publication number
- EP1731633A4 EP1731633A4 EP05720436A EP05720436A EP1731633A4 EP 1731633 A4 EP1731633 A4 EP 1731633A4 EP 05720436 A EP05720436 A EP 05720436A EP 05720436 A EP05720436 A EP 05720436A EP 1731633 A4 EP1731633 A4 EP 1731633A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- producing
- polylactic acid
- fibrous structure
- extremely fine
- acid fiber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/62—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/0007—Electro-spinning
- D01D5/0015—Electro-spinning characterised by the initial state of the material
- D01D5/003—Electro-spinning characterised by the initial state of the material the material being a polymer solution or dispersion
- D01D5/0038—Electro-spinning characterised by the initial state of the material the material being a polymer solution or dispersion the fibre formed by solvent evaporation, i.e. dry electro-spinning
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/62—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters
- D01F6/625—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters derived from hydroxy-carboxylic acids, e.g. lactones
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/78—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolycondensation products
- D01F6/84—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolycondensation products from copolyesters
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4326—Condensation or reaction polymers
- D04H1/435—Polyesters
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/56—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004074011 | 2004-03-16 | ||
PCT/JP2005/004165 WO2005087988A1 (en) | 2004-03-16 | 2005-03-03 | Extremely fine polylactic acid fiber, fibrous structure and process for producing these |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1731633A1 EP1731633A1 (en) | 2006-12-13 |
EP1731633A4 true EP1731633A4 (en) | 2007-12-19 |
Family
ID=34975614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05720436A Withdrawn EP1731633A4 (en) | 2004-03-16 | 2005-03-03 | Extremely fine polylactic acid fiber, fibrous structure and process for producing these |
Country Status (7)
Country | Link |
---|---|
US (1) | US20070172651A1 (en) |
EP (1) | EP1731633A4 (en) |
JP (1) | JP4243292B2 (en) |
KR (1) | KR20060130732A (en) |
CN (1) | CN1985032A (en) |
CA (1) | CA2560363A1 (en) |
WO (1) | WO2005087988A1 (en) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007231480A (en) * | 2006-03-03 | 2007-09-13 | Institute Of Physical & Chemical Research | Polylactic acid fiber having stereo complex structure and method for producing the same |
JP4848224B2 (en) * | 2006-08-03 | 2011-12-28 | 太陽化学株式会社 | Nanofiber assembly |
JP5028047B2 (en) * | 2006-08-08 | 2012-09-19 | 倉敷繊維加工株式会社 | Laminated sheet having excellent windproof and waterproof moisture permeability, fabric using the same, and production method thereof |
JP4903595B2 (en) * | 2007-02-09 | 2012-03-28 | パナソニック株式会社 | Nanofiber manufacturing method and nanofiber manufacturing apparatus |
JP2009006135A (en) * | 2007-05-31 | 2009-01-15 | Teijin Ltd | Favorite beverage extract filter and favorite beverage extract bag formed using it |
JP5322116B2 (en) * | 2007-07-18 | 2013-10-23 | ビーエーエスエフ ソシエタス・ヨーロピア | Method for producing nanofibers and mesofibers by electrospinning a colloidal dispersion having at least one substantially water-insoluble polymer |
CN101970527A (en) * | 2007-09-28 | 2011-02-09 | 自然工作有限责任公司 | Method for making polyactic acid ( pla) stereocomplexes |
WO2009045877A1 (en) * | 2007-09-28 | 2009-04-09 | Natureworks Llc | Methods for making polylactic acid stereocomplex fibers |
EP2201162B1 (en) * | 2007-09-28 | 2011-11-02 | NatureWorks LLC | Polylactide stereocomplex conjugate fibers |
PL2135887T3 (en) | 2008-06-18 | 2011-05-31 | Inst Biopolimerow I Wlokien Chemicznych | Process for producing a polylactic acid stereocomplex powder |
US8242073B2 (en) * | 2008-07-10 | 2012-08-14 | The Hong Kong Polytechnic University | Biodegradable and bioabsorbable biomaterials and keratin fibrous articles for medical applications |
CN101831762A (en) * | 2010-04-08 | 2010-09-15 | 苏州大学 | Composite fiber porous membrane composited by ornithoctonus huwena threads and polylactic acid and method for producing same |
TWI584825B (en) | 2012-05-14 | 2017-06-01 | 帝人股份有限公司 | Formed sheet product and hemostatic material |
CN104018294B (en) * | 2014-04-10 | 2016-06-22 | 中国科学院宁波材料技术与工程研究所 | A kind of polylactic acid nano fiber film and preparation method thereof |
CN104029443B (en) * | 2014-05-28 | 2016-04-13 | 中原工学院 | A kind of preparation method of PM2.5 protective mask PLA multi-layer fiber film |
CN105274728B (en) * | 2014-05-28 | 2018-10-16 | 福建赛特新材股份有限公司 | A kind of biosoluble fibres felt and preparation method thereof and vacuum heat-insulating plate using the felt |
JP6119863B2 (en) * | 2014-06-18 | 2017-04-26 | 東レ株式会社 | Laminated body and method for producing the same |
JP6718159B2 (en) * | 2015-05-28 | 2020-07-08 | 国立大学法人京都工芸繊維大学 | Plastic nanofiber, optical fiber, and method for producing plastic nanofiber |
KR101747825B1 (en) | 2015-12-22 | 2017-06-15 | 경희대학교 산학협력단 | Piezoelectric material comprising Poly(D-lactic acid)/Poly(L-lactic acid) stereocomplex crystals |
CN108754832B (en) * | 2018-04-10 | 2021-08-10 | 何炽斌 | Biodegradable disposable mopping cloth and production method thereof |
US11361893B2 (en) * | 2018-11-27 | 2022-06-14 | City University Of Hong Kong | Soft body robotic device |
CN115467084B (en) * | 2022-09-05 | 2023-08-08 | 南通大学 | Hydrophilic PLA oil-water separation film and preparation method thereof |
CN116791233A (en) * | 2023-03-17 | 2023-09-22 | 东华大学 | Porous polylactic acid antibacterial nanofiber and preparation method thereof |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2181207B (en) * | 1985-10-04 | 1990-05-23 | Ethicon Inc | Improvements in electrostatically produced structures and methods of manufacturing thereof |
JPH0781204B2 (en) * | 1987-04-21 | 1995-08-30 | 株式会社バイオマテリアルユニバ−ス | Polylactic acid fiber |
JPH03220305A (en) * | 1989-11-21 | 1991-09-27 | I C I Japan Kk | Production of antistatic spun yarn |
US5338822A (en) * | 1992-10-02 | 1994-08-16 | Cargill, Incorporated | Melt-stable lactide polymer composition and process for manufacture thereof |
FR2709500B1 (en) * | 1993-08-02 | 1996-02-16 | Fiberweb Sodoca Sarl | Nonwoven based on polymers derived from lactic acid, process for manufacturing and using such a nonwoven. |
JP3316306B2 (en) * | 1994-05-06 | 2002-08-19 | カネボウ株式会社 | Method for producing high molecular weight polylactic acid molded article |
JP2002030523A (en) * | 2000-07-14 | 2002-01-31 | Toray Ind Inc | Polylactic acid fiber |
KR20020063020A (en) * | 2001-01-26 | 2002-08-01 | 한국과학기술연구원 | Method for Preparing Thin Fiber -Structured Polymer Webs |
US6713011B2 (en) * | 2001-05-16 | 2004-03-30 | The Research Foundation At State University Of New York | Apparatus and methods for electrospinning polymeric fibers and membranes |
JP4056361B2 (en) * | 2002-11-14 | 2008-03-05 | 帝人株式会社 | Polyglycolic acid fiber structure and method for producing the same |
JP2004256974A (en) * | 2003-02-27 | 2004-09-16 | Japan Vilene Co Ltd | Method for electrospinning and device for electrospinning |
JP4383763B2 (en) * | 2003-03-28 | 2009-12-16 | 帝人株式会社 | Cell culture substrate and method for producing the same |
-
2005
- 2005-03-03 US US10/592,760 patent/US20070172651A1/en not_active Abandoned
- 2005-03-03 JP JP2006510973A patent/JP4243292B2/en not_active Expired - Fee Related
- 2005-03-03 KR KR1020067021160A patent/KR20060130732A/en not_active Application Discontinuation
- 2005-03-03 CN CNA2005800156860A patent/CN1985032A/en active Pending
- 2005-03-03 WO PCT/JP2005/004165 patent/WO2005087988A1/en active Application Filing
- 2005-03-03 CA CA002560363A patent/CA2560363A1/en not_active Abandoned
- 2005-03-03 EP EP05720436A patent/EP1731633A4/en not_active Withdrawn
Non-Patent Citations (1)
Title |
---|
ZONG X ET AL: "Structure and process relationship of electrospun bioabsorbable nanofiber membranes", POLYMER, ELSEVIER SCIENCE PUBLISHERS B.V, GB, vol. 43, no. 16, July 2002 (2002-07-01), pages 4403 - 4412, XP004373517, ISSN: 0032-3861 * |
Also Published As
Publication number | Publication date |
---|---|
JPWO2005087988A1 (en) | 2008-01-31 |
JP4243292B2 (en) | 2009-03-25 |
WO2005087988A1 (en) | 2005-09-22 |
US20070172651A1 (en) | 2007-07-26 |
KR20060130732A (en) | 2006-12-19 |
CA2560363A1 (en) | 2005-09-22 |
CN1985032A (en) | 2007-06-20 |
EP1731633A1 (en) | 2006-12-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20061005 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20071116 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
18W | Application withdrawn |
Effective date: 20090403 |